How severe is CVE-2023-29458?

CVE-2023-29458 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2023-29458 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29458?

CVE-2023-29458 primarily affects Zabbix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-29458?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-29458 published?

CVE-2023-29458 was published on 2023-07-13 and last updated on 2026-06-17.

CVE-2023-29458

CVE-2023-29458 is a medium-severity vulnerability in Zabbix with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-129.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Zabbix
Published: 2023-07-13
Last modified: 2026-06-17

Description

Duktape is an 3rd-party embeddable JavaScript engine, with a focus on portability and compact footprint. When adding too many values in valstack JavaScript will crash. This issue occurs due to bug in Duktape 2.6 which is an 3rd-party solution that we use.

Frequently asked questions

What is CVE-2023-29458?: Duktape is an 3rd-party embeddable JavaScript engine, with a focus on portability and compact footprint. When adding too many values in valstack JavaScript will crash. This issue occurs due to bug in Duktape 2.6 which is an 3rd-party solution that we use.
How severe is CVE-2023-29458?: CVE-2023-29458 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2023-29458 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29458?: CVE-2023-29458 primarily affects Zabbix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-29458?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-29458 published?: CVE-2023-29458 was published on 2023-07-13 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:zabbix:zabbix:5.0.34:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:6.0.17:*:*:*:*:*:*:*
cpe:2.3:a:zabbix:zabbix:6.4.2:*:*:*:*:*:*:*

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